Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
IBM Deutschland GmbH
Original Assignee
IBM Deutschland GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to GB1051468DpriorityCriticalpatent/GB1051468A/en
Application filed by IBM Deutschland GmbHfiledCriticalIBM Deutschland GmbH
Priority to DEJ26151Aprioritypatent/DE1214919B/de
Priority to FR23044Aprioritypatent/FR1457363A/fr
Publication of DE1214919BpublicationCriticalpatent/DE1214919B/de
Arbeiterkontrollvorrichtung, bei der auf einer Karte Zeitangaben durch Markierungen registriert werden, die nach Anzahl und Lage symbolisch die betreffenden Zeitwerte angeben